egroupware/calendar/inc/class.calendar_category_report.inc.php

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2016-11-07 20:24:16 +01:00
<?php
/**
* EGroupware - Calendar's category report utility
*
* @link http://www.egroupware.org
* @package calendar
* @author Hadi Nategh <hn-AT-egroupware.org>
* @copyright (c) 2013-16 by Hadi Nategh <hn-AT-egroupware.org>
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
use EGroupware\Api;
use EGroupware\Api\Link;
use EGroupware\Api\Framework;
use EGroupware\Api\Egw;
use EGroupware\Api\Etemplate;
/**
* This class reports amount of events taken by users based
* on categories. The report would be based on start and end
* date and can be specified with several options for each
* category. The result of the report would be a CSV file
* consistent of user full name, categories names, and amount
* of time (hour|minute|second).
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*
*/
class calendar_category_report extends calendar_ui{
/**
* Public functions allowed to get called
*
* @var type
*/
var $public_functions = array(
'index' => True,
);
/**
* Constructor
*/
function __construct()
{
parent::__construct(true); // call the parent's constructor
$this->tmpl = new Api\Etemplate('calendar.category_report');
}
/**
* Function to check if the given date is a weekend date
*
* @param int $date timestamp as date
*
* @return boolean returns true if the date is weekend
*/
public static function isWeekend($date)
{
return (date('N',$date) >= 6);
}
/**
* Function to check if the given date is a holiday date
*
* @param int $_date timestamp as date
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*
* @return boolean returns true if the date is holiday
*/
public function isHoliday($_date)
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{
$holidays = $this->bo->read_holidays(date('Y', $_date));
$date = date('Ymd', $_date);
foreach ($holidays[$date] as $holiday)
{
if (is_array($holiday) && !$holiday['birthyear']) return true;
}
return false;
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}
/**
* This function processes given day array and select eligible events
*
* @param array $events_log array to keep multiple days/recurrence event in track
* @param array $week_sum array to keep tracking of weeks
* @param array $day array to keep tracking of eligible events of the day
* @param string $day_index string representation of the processing day
* @param array $events events of the day
* @param int $cat_id category id
* @param int $holidays holiday option
* @param int $weekend weekend option
* @param int $min_days min_days option
* @param int $unit unit option
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*
*/
public function process_days(&$events_log, &$week_sum, &$day,$day_index, $events, $cat_id, $holidays, $weekend, $min_days, $unit, $start_range, $end_range)
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{
foreach ($events as &$event)
{
foreach ($event['participants'] as $user_id => $status)
{
// if the participant has not accepted the event, not a chair or not an user then skip.
if (!($status == 'A' || $status == 'ACHAIR') || preg_match('/^(.*<)?([a-z0-9_.-]+@[a-z0-9_.-]{5,})>?$/i',$user_id)) continue;
$categories = explode(',', $event['category']);
if (!in_array($cat_id, $categories)) continue;
// processing day as timestamp
$day_timestamp = strtotime($day_index);
// week number
$week_number = ltrim(date('W', $day_timestamp), '0');
$previous_week_number = $week_number == 1? ($events_log[$user_id]['53']? 53: 52): $week_number -1;
// check if multidays event starts before start range
$is_over_range_event = $day_timestamp< $event['end'] && $start_range > $event['start'];
// check if multidays event ends after end range
$is_over_end_range = $day_timestamp< $event['end'] && $end_range < $event['end'];
$is_multiple_days_event = $event['start']< $day_timestamp && $day_timestamp< $event['end'];
if (($weekend && self::isWeekend($day_timestamp)) || (!$holidays && $this->isHoliday($day_timestamp)))
{
// calculate reduction of holidays or weekend amounts from
// multidays event
if ($is_multiple_days_event)
{
$day_diff_to_end = $event['end'] - $day_timestamp;
$reduction_amount = $day_diff_to_end > 86400? 86400: $day_diff_to_end;
$events_log['reductions'][$user_id][$cat_id] = $events_log['reductions'][$user_id][$cat_id] + $reduction_amount;
}
continue;
}
// Mark multidays event as counted after the first day of event, therefore
// we can procced calculating the amount of the event via the first day
// and mark as counted for the rest of the days to avoid miscalculation.
if ($event['start']< $day_timestamp && $day_timestamp< $event['end'] &&
($events_log[$user_id][$week_number][$event['id']]['counted'] ||
$events_log[$user_id][$previous_week_number][$event['id']]['counted']))
{
$events_log[$user_id][$week_number][$event['id']]['counted'] = true;
$events_log[$user_id][$week_number][$event['id']]['over_range'] = $is_over_range_event? true: false;
}
// In case of start range is in middle of multidays event, we need to calculate the
// amount base on the part of event on the range and keep track of counting to avoid
// miscalculation too.
if ($is_over_range_event &&
!$events_log[$user_id][$week_number][$event['id']]['over_range'] &&
!$events_log[$user_id][$previous_week_number][$event['id']]['over_range'])
{
$events_log[$user_id][$week_number][$event['id']]['counted'] = false;
$events_log[$user_id][$week_number][$event['id']]['over_range'] = true;
}
// if we already counted the multidays event, set the amount to 0
// for the rest of days, to end up with a right calculation.
if ($events_log[$user_id][$week_number][$event['id']]['counted'] && $is_multiple_days_event)
{
$amount = 0;
}
else
{
// over ranged multidays event
if ($is_over_range_event && $is_over_end_range && $is_multiple_days_event)
{
$amount = $end_range - $start_range;
}
else if ($is_over_range_event)
{
$amount = $event['end'] - $start_range;
}
else if ($is_over_end_range) // over end range multidays event
{
$amount = $end_range - $event['start'];
}
else
{
$amount = $event['end'] - $event['start'];
}
$events_log[$user_id][$week_number][$event['id']]['counted'] = true;
}
// store day
$day[$user_id][$cat_id][$event['id']] = array (
'weekN' => date('W', $event['start']),
'cat_id' => $cat_id,
'event_id' => $event['id'],
'amount' => $amount,
'min_days' => $min_days,
'unit' => $unit
);
// store the week sum for those events which their categories marked as
// specified with min_days in their row.
if ($min_days)
{
$week_sum[$user_id][date('W', $event['start'])][$cat_id][$event['id']][] = $amount;
$week_sum[$user_id][date('W', $event['start'])][$cat_id]['min_days'] = $min_days;
}
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}
}
}
/**
* function to add up days
*
* @param array $days array of days
* @return int returns sum of amount of events
*/
public static function add_days ($days) {
$sum = 0;
foreach ($days as $val)
{
$sum = $sum + $val;
}
return $sum;
}
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/**
* Function to build holiday report index interface and logic
*
* @param type $content
*/
public function index ($content = null)
{
$api_cats = new Api\Categories($GLOBALS['egw_info']['user']['account_id'],'calendar');
if (is_null($content))
{
$cats = $api_cats->return_sorted_array($start=0, false, '', 'ASC', 'cat_name', true, 0, true);
$cats_status = $GLOBALS['egw_info']['user']['preferences']['calendar']['category_report'];
foreach ($cats as &$value)
{
$content['grid'][] = array(
'cat_id' => $value['id'],
'user' => '',
'weekend' => '',
'holidays' => '',
'min_days' => 0,
'unit' => 3600,
'enable' => true
);
}
if (is_array($cats_status))
{
$content['grid'] = array_replace_recursive($content['grid'], $cats_status);
}
}
else
{
list($button) = @each($content['button']);
$result = $categories = $content_rows = array ();
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$users = array_keys($GLOBALS['egw']->accounts->search(array('type'=>'accounts', active=>true)));
// report button pressed
if (!empty($button))
{
// shift the grid content by one because of the reserved first row
// for the header.
array_shift($content['grid']);
Api\Framework::ajax_set_preference('calendar', 'category_report',$content['grid']);
foreach ($content['grid'] as $key => $row)
{
if ($row['enable'])
{
$categories [] = $content_rows [$key] = $row['cat_id'];
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}
}
// query calendar for events
$events = $this->bo->search(array(
'start' => $content['start'],
'end' => $content['end']+86399, // range till midnight of the sele3cted end date
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'users' => $users,
'cat_id' => $categories,
'daywise' => true
));
$days_sum = $weeks_sum = $events_log = array ();
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// iterate over found events
foreach($events as $day_index => $day_events)
{
if (is_array($day_events))
{
foreach ($content_rows as $row_id => $cat_id)
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{
$this->process_days(
$events_log,
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$weeks_sum,
$days_sum[$day_index],
$day_index,
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$day_events,
$cat_id,
$content['grid'][$row_id]['holidays'],
$content['grid'][$row_id]['weekend'],
$content['grid'][$row_id]['min_days'],
$content['grid'][$row_id]['unit'],
$content['start'],
$content['end']+86399 // range till midnight of the selected end date
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);
}
}
}
asort($days_sum);
ksort($days_sum);
$days_output = $min_days_output = array ();
foreach($days_sum as $day_index => $users)
{
foreach ($users as $user_id => $cat_ids)
{
foreach ($cat_ids as $cat_id => $event)
{
foreach ($event as $e)
{
$days_output[$user_id][$cat_id]['amount'] =
$days_output[$user_id][$cat_id]['amount'] + (int)$e['amount'];
$days_output[$user_id][$cat_id]['unit'] = $e['unit'];
$days_output[$user_id][$cat_id]['days'] += 1;
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}
}
}
}
foreach ($weeks_sum as $user_id => $weeks)
{
foreach ($weeks as $week_id => $cat_ids)
{
foreach ($cat_ids as $cat_id => $events)
{
foreach ($events as $event_id => $e)
{
if ($event_id !== 'min_days')
{
$days = $weeks_sum[$user_id][$week_id][$cat_id][$event_id];
$min_days_output[$user_id][$cat_id]['amount'] =
$min_days_output[$user_id][$cat_id]['amount'] +
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(count($days) >= (int)$events['min_days']?self::add_days($days):0);
$min_days_output[$user_id][$cat_id]['days'] =
$min_days_output[$user_id][$cat_id]['days'] +
(count($days) >= (int)$events['min_days']?count($days):0);
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}
}
}
}
}
// Replace value of those cats who have min_days set on with regular day calculation
// result array structure:
// [user_ids] =>
// [cat_ids] => [
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// days: amount of event in second,
// unit: unit to be shown as output (in second, eg. 3600)
// ]
//
$result = array_replace_recursive($days_output, $min_days_output);
$raw_csv = $csv_header = array ();
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// create csv header
foreach ($categories as $cat_id)
{
$csv_header [] = $api_cats->id2name($cat_id);
}
array_unshift($csv_header, 'n_given');
array_unshift($csv_header, 'n_family');
// file pointer
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$fp = fopen('php://output', 'w');
// printout csv header into file
fputcsv($fp, array_values($csv_header));
// set header to download csv file
header('Content-type: text/csv');
header('Content-Disposition: attachment; filename="report.csv"');
// iterate over csv rows for each user to print them out into csv file
foreach ($result as $user_id => $cats_data)
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{
$cats_row = array();
foreach ($categories as $cat_id)
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{
$cats_row [$cat_id] = ceil($cats_data[$cat_id]['amount']?
($cats_data[$cat_id]['amount'] - $events_log['reductions'][$user_id][$cat_id]) /
$cats_data[$cat_id]['unit']: 0);
if ($cats_data[$cat_id]['unit'] == 86400) $cats_row [$cat_id] = $cats_data[$cat_id]['days'];
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}
// first name
$n_given = array('n_given' => Api\Accounts::id2name($user_id, 'account_firstname')) ?
array('n_given' => Api\Accounts::id2name($user_id, 'account_firstname')) : array();
// last name
$n_family = array('n_family' => Api\Accounts::id2name($user_id, 'account_lastname')) ?
array('n_family' => Api\Accounts::id2name($user_id, 'account_lastname')) : array();
$raw_csv[] = $n_family + $n_given+ $cats_row;
}
// comparision function for usort
function compareByFamily ($key='n_family') {
return function ($a, $b) use ($key){
return strcasecmp($a[$key], $b[$key]);
};
}
usort($raw_csv, compareByFamily($content['sort_key']));
foreach ($raw_csv as &$row)
{
$check_row = 0;
foreach ($row as $val)
{
$check_row += $val;
}
//check if all values of the row is zero then escape the row
if (!$check_row) continue;
// printout each row into file
fputcsv($fp, array_values($row));
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}
// echo out csv file
fpassthru($fp);
exit();
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}
}
// unit selectbox options
$sel_options['unit'] = array (
86400 => array('label' => lang('day'), 'title'=>'Output value in day'),
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3600 => array('label' => lang('hour'), 'title'=>'Output value in hour'),
60 => array('label' => lang('minute'), 'title'=>'Output value in minute'),
1 => array('label' => lang('second'), 'title'=>'Output value in second')
);
// Add an extra row for the grid header
array_unshift($content['grid'],array(''=> ''));
$preserv = $content;
$this->tmpl->exec('calendar.calendar_category_report.index', $content, $sel_options, array(), $preserv, 2);
}
}